<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>斐波那契数列</title>
	</head>
	<body>
		<script>
			function fbnq(n){
				if(n == 1 || n == 2){
					return 1;
				}else{
					return fbnq(n - 1) + fbnq(n - 2);
				}
			}
			console.log(fbnq(25));
		</script>
	</body>
</html>
